Bug 1597792 (CVE-2018-13098) - CVE-2018-13098 kernel: slab out-of-bounds read in fs/f2fs/inode.c
Summary: CVE-2018-13098 kernel: slab out-of-bounds read in fs/f2fs/inode.c
Keywords:
Status: CLOSED NOTABUG
Alias: CVE-2018-13098
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: Engineering1597793 1597795
Blocks: Embargoed1597794
TreeView+ depends on / blocked
 
Reported: 2018-07-03 15:39 UTC by Laura Pardo
Modified: 2021-02-17 00:01 UTC (History)
47 users (show)

Fixed In Version:
Doc Type: If docs needed, set a value
Doc Text:
An issue was discovered in the F2FS filesystem code in the Linux kernel in fs/f2fs/inode.c. A denial of service due to a slab out-of-bounds read can occur for a crafted f2fs filesystem image in which FI_EXTRA_ATTR is set in an inode.
Clone Of:
Environment:
Last Closed: 2018-07-11 08:01:41 UTC

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Description Laura Pardo 2018-07-03 15:39:02 UTC 
An issue was discovered in the F2FS filesystem code in the Linux kernel in fs/f2fs/inode.c. A denial of service due to a slab out-of-bounds read can occur for a crafted f2fs filesystem image in which FI_EXTRA_ATTR is set in an inode.

References:

https://bugzilla.kernel.org/show_bug.cgi?id=200173 	

A suggested upstream patch:

https://git.kernel.org/pub/scm/linux/kernel/git/chao/linux.git/commit/?h=f2fs-dev&id=346886775c5fa6a541c0148bbecc0554ab9d6dad
Comment 1 Laura Pardo 2018-07-03 15:40:36 UTC 
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 1597795]
Comment 6 Vladis Dronov 2018-07-11 08:01:41 UTC 
Note:

An F2FS filesystem is not shipped with any of the Red Hat products.
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